#ifndef FENCODE_H
#define FENCODE_H
#include "common.h"
uniform float3 v_encodeZ01;
uniform float3 v_decodeZ01;
float3 encode_tcRG (float z) {return z*v_encodeZ01.xyz;}
float2 encode_tcB (float z) {return z*v_encodeZ01.z;}
static const float3 pe_scale={1.f,128.f,16384.f };
static const float3 pe_unscale21={2.f/1.f,2.f/128.f,2.f/16384.f};
static const float3 pe_unscale24={1.f/1.f,1.f/256.f,1.f/65536.f};
float decode_float21 (float3 rgb) {return dot(rgb,pe_unscale21);}
float decode_float24 (float3 rgb) {return dot(rgb,pe_unscale24);}
#endif